<?php
/**
 * OpenID 2.0 Authentication for PHP
 *
 * PHP version 5
 *
 * LICENSE:
 * 
 * Copyright (c) 2006-2007 Pádraic Brady <padraic.brady@yahoo.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the 
 *      documentation and/or other materials provided with the distribution.
 *    * The name of the author may not be used to endorse or promote products 
 *      derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * @category Authentication
 * @package  OpenID
 * @author   Pádraic Brady <padraic.brady@yahoo.com>
 * @license  http://opensource.org/licenses/bsd-license.php New BSD License
 * @link     http://pearopenid.googlecode.com/
 */

/**
 * OpenID_Store_Interface 
 * 
 * @category Authentication
 * @package  OpenID
 * @author   Pádraic Brady <padraic.brady@yahoo.com>
 * @license  http://opensource.org/licenses/bsd-license.php New BSD License
 * @link     http://pearopenid.googlecode.com/
 */
interface OpenID_Store_Interface
{
    /**
     * hasAssociation 
     * 
     * @param mixed $uri URI
     *
     * @return void
     */
    public function hasAssociation($uri);

    /**
     * setAssociation 
     * 
     * @param mixed $uri   uri
     * @param mixed $data  data
     * @param mixed $alias alias
     *
     * @return void
     */
    public function setAssociation($uri, $data, $alias = null);

    /**
     * getAssociation 
     * 
     * @param mixed $uri uri
     *
     * @return void
     */
    public function getAssociation($uri);

    /**
     * deleteAssociation 
     * 
     * @param mixed $uri uri
     *
     * @return void
     */
    public function deleteAssociation($uri);
}
